Calochortus Treasure Hunt: CA
Dee Himes will share her love of the Calochortus genus with a highlighted summary presentation. Calochortus is in the Liliaceae family and it is in California that has the greatest number of taxa than any other states or North America.
New Zealand Plants & Gardens
Bart O’Brien will talk about New Zealand plants and gardens.
Lichen Walk
Join Curator of Lichenology, Dr. Klara Scharnagl, as she leads a walk through the Tilden Regional Parks Botanic Garden. She will point out where lichens can be found, and introduce visitors to the incredible forms and diversity of lichens in the Garden.
The Chemistry of Weeds
Greti Sequin will explore various features of some weedy plants that contribute to their success, including their chemical make up.
Beartooth Range in Montana
Bob Case talks about the Beartooth Range, home to many beautiful and horticulturally desirable alpine plants. Bob is a long-time member of the Friends of the Garden and a frequent speaker for the Wayne Roderick Lecture series.
The High Line: Wild by Design
The High Line is the most famous example of Piet Oudolf's four-season, naturalistic garden designs. Join senior director of horticulture, Richard Hayden for an exploration of the habitats, important native plants, and horticultural techniques for evolving and caring for this NYC treasure. This lecture will be via ZOOM only.
The California-Colorado Connection
Panayoti Kelaidis discusses the connections and the contrasts between the flora of Colorado and California and how California's flora has had an impact well beyond its borders.
Six Months of Wanderings in CA & Beyond
Liz Bittner shares some photos of amazing plants from her travels to Turkey, Cyprus, and Japan, and around California during her six-month leave in 2024.
Plants of the Pacific Crest Trail
In 2023 Dana York coauthored two books about the Plants of the Pacific Crest Trail - Northern and Southern California. He’ll talk about his work that led to these books, and some of the plants that you can find in them.
CA Cultivars Selected by Carol Bornstein
Carol Bornstein will provide an overview of the California native plant cultivars she has selected and/or been involved with over the course of her career. This lecture will be via ZOOM only.
Flora of the Hawaiian Islands
Join well known educator, Glenn Keator, PhD., for a presentation on the unique native flora of the Hawaiian Islands.
Bulbs from Dry Summer Climates
Ben Anderson will present a diverse assemblage of geophytes from the world's Mediterranean regions. The Bay Area is a great place to try growing many of these fun, often ephemeral charmers.
Redwoods and Their Relatives
Coast redwoods and giant sequoias are both members of the Cupressaceae (cypress) family. Glenn Keator will discuss the “family tree” of these famous giants, which is far more extended than just these two species.
Botanizing California
Glenn Keator will present areas in California for observing Spring wildflowers. This will be an introduction to a set of fee-based talks Dr. Keator will present in Spring 2025.
Climbing Trees for Research
Arborist and expert tree climber Eric Folmer has traveled around the world using his tree climbing skills to benefit a number of research projects. Eric will show us some of his highlights of this work, and also provide information about some tree species he has climbed.
Poppy Talk
Richard Schwartz will guide us through Native American lore surrounding the California Poppy.